<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>步骤器</title>
  <link rel="stylesheet" href="./style.css">
</head>

<body>
  <div class="container">
    <div class="prograss-container">
      <!-- 圆心指示器 就是圆形边框 -->
      <div class="progress" id="progress"></div>
      <div class="circle active">1</div>
      <div class="circle ">2</div>
      <div class="circle ">3</div>
      <div class="circle ">4</div>
    </div>
    <button class="btn" id="prev" disabled>上一个</button>
    <button class="btn" id="next">下一个</button>
  </div>
  <script src="./script.js"></script>
</body>

</html>